Home / 146,821,150.64-202,618,387.32-80,746,763.06

Finding the Fourth Proportional to 146,821,150.64, 202,618,387.32 and 80,746,763.06

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Solution

The fourth proportional to 146,821,150.64, 202,618,387.32 and 80,746,763.06 is: 111,433,392.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,821,150.64 : 202,618,387.32 = 80,746,763.06 : x
  2. Step 2: Convert to fraction form
    146,821,150.64/202,618,387.32 = 80,746,763.06/x
  3. Step 3: Cross multiply
    146,821,150.64x = 202,618,387.32 × 80,746,763.06
  4. Step 4: Simplify right side
    146,821,150.64x = 16,360,778,912,527,348
  5. Step 5: Solve for x
    x = 16,360,778,912,527,348/146,821,150.64
  6. Step 6: Final answer
    x = 111,433,392.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.